{"id":431,"date":"2015-05-28T17:17:32","date_gmt":"2015-05-28T17:17:32","guid":{"rendered":"66368270ffd51418ec58bd793f2d9b1b"},"modified":"2015-05-28T17:17:32","modified_gmt":"2015-05-28T17:17:32","slug":"","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/431","title":{"rendered":"\u7cfb\u7edf\u541e\u5410\u91cf\u3001TPS\uff08QPS\uff09\u3001\u7528\u6237\u5e76\u53d1\u91cf\u3001\u6027\u80fd\u6d4b\u8bd5\u6982\u5ff5\u548c\u516c\u5f0f"},"content":{"rendered":"

\u4e00\uff0e\u7cfb\u7edf\u541e\u5ea6\u91cf\u8981\u7d20\uff1a<\/span><\/p>\n

  \u4e00\u4e2a\u7cfb\u7edf\u7684\u541e\u5ea6\u91cf\uff08\u627f\u538b\u80fd\u529b\uff09\u4e0erequest\u5bf9CPU\u7684\u6d88\u8017\u3001\u5916\u90e8\u63a5\u53e3\u3001IO\u7b49\u7b49\u7d27\u5bc6\u5173\u8054\u3002\u5355\u4e2areqeust \u5bf9CPU\u6d88\u8017\u8d8a\u9ad8\uff0c\u5916\u90e8\u7cfb\u7edf\u63a5\u53e3\u3001IO\u5f71\u54cd\u901f\u5ea6\u8d8a\u6162\uff0c\u7cfb\u7edf\u541e\u5410\u80fd\u529b\u8d8a\u4f4e\uff0c\u53cd\u4e4b\u8d8a\u9ad8\u3002<\/span><\/p>\n

\u7cfb\u7edf\u541e\u5410\u91cf\u51e0\u4e2a\u91cd\u8981\u53c2\u6570\uff1aQPS\uff08TPS\uff09\u3001\u5e76\u53d1\u6570\u3001\u54cd\u5e94\u65f6\u95f4<\/p>\n

        QPS\uff08TPS\uff09\uff1a<\/span>\u6bcf\u79d2\u949frequest\/\u4e8b\u52a1 \u6570\u91cf<\/p>\n

        \u5e76\u53d1\u6570\uff1a<\/span> \u7cfb\u7edf\u540c\u65f6\u5904\u7406\u7684request\/\u4e8b\u52a1\u6570<\/p>\n

        \u54cd\u5e94\u65f6\u95f4\uff1a <\/span> \u4e00\u822c\u53d6\u5e73\u5747\u54cd\u5e94\u65f6\u95f4<\/p>\n

\uff08\u5f88\u591a\u4eba\u7ecf\u5e38\u4f1a\u628a\u5e76\u53d1\u6570\u548cTPS\u7406\u89e3\u6df7\u6dc6\uff09<\/p>\n

\u7406\u89e3\u4e86\u4e0a\u9762\u4e09\u4e2a\u8981\u7d20\u7684\u610f\u4e49\u4e4b\u540e\uff0c\u5c31\u80fd\u63a8\u7b97\u51fa\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\uff1a
\nQPS\uff08TPS\uff09= \u5e76\u53d1\u6570\/\u5e73\u5747\u54cd\u5e94\u65f6\u95f4    \u6216\u8005   \u5e76\u53d1\u6570 = QPS*\u5e73\u5747\u54cd\u5e94\u65f6\u95f4
\n        \u4e00\u4e2a\u5178\u578b\u7684\u4e0a\u73ed\u7b7e\u5230\u7cfb\u7edf\uff0c\u65e9\u4e0a8\u70b9\u4e0a\u73ed\uff0c7\u70b9\u534a\u52308\u70b9\u768430\u5206\u949f\u7684\u65f6\u95f4\u91cc\u7528\u6237\u4f1a\u767b\u5f55\u7b7e\u5230\u7cfb\u7edf\u8fdb\u884c\u7b7e\u5230\u3002\u516c\u53f8\u5458\u5de5\u4e3a1000\u4eba\uff0c\u5e73\u5747\u6bcf\u4e2a\u5458\u4e0a\u767b\u5f55\u7b7e\u5230\u7cfb\u7edf\u7684\u65f6\u957f\u4e3a5\u5206\u949f\u3002\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u65b9\u6cd5\u8ba1\u7b97\u3002
\nQPS = 1000\/(30*60) \u4e8b\u52a1\/\u79d2
\n\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u4e3a = 5*60  \u79d2
\n\u5e76\u53d1\u6570= QPS*\u5e73\u5747\u54cd\u5e94\u65f6\u95f4 = 1000\/(30*60) *(5*60)=166.7\n<\/p>\n

        \u4e00\u4e2a\u7cfb\u7edf\u541e\u5410\u91cf\u901a\u5e38\u7531QPS\uff08TPS\uff09\u3001\u5e76\u53d1\u6570\u4e24\u4e2a\u56e0\u7d20\u51b3\u5b9a\uff0c\u6bcf\u5957\u7cfb\u7edf\u8fd9\u4e24\u4e2a\u503c\u90fd\u6709\u4e00\u4e2a\u76f8\u5bf9\u6781\u9650\u503c\uff0c\u5728\u5e94\u7528\u573a\u666f\u8bbf\u95ee\u538b\u529b\u4e0b\uff0c\u53ea\u8981\u67d0\u4e00\u9879\u8fbe\u5230\u7cfb\u7edf\u6700\u9ad8\u503c\uff0c\u7cfb\u7edf\u7684\u541e\u5410\u91cf\u5c31\u4e0a\u4e0d\u53bb\u4e86\uff0c\u5982\u679c\u538b\u529b\u7ee7\u7eed\u589e\u5927\uff0c\u7cfb\u7edf\u7684\u541e\u5410\u91cf\u53cd\u800c\u4f1a\u4e0b\u964d\uff0c\u539f\u56e0\u662f\u7cfb\u7edf\u8d85\u8d1f\u8377\u5de5\u4f5c\uff0c\u4e0a\u4e0b\u6587\u5207\u6362\u3001\u5185\u5b58\u7b49\u7b49\u5176\u5b83\u6d88\u8017\u5bfc\u81f4\u7cfb\u7edf\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n

\u51b3\u5b9a\u7cfb\u7edf\u54cd\u5e94\u65f6\u95f4\u8981\u7d20<\/p>\n

\u6211\u4eec\u505a\u9879\u76ee\u8981\u6392\u8ba1\u5212\uff0c\u53ef\u4ee5\u591a\u4eba\u540c\u65f6\u5e76\u53d1\u505a\u591a\u9879\u4efb\u52a1\uff0c\u4e5f\u53ef\u4ee5\u4e00\u4e2a\u4eba\u6216\u8005\u591a\u4e2a\u4eba\u4e32\u884c\u5de5\u4f5c\uff0c\u59cb\u7ec8\u4f1a\u6709\u4e00\u6761\u5173\u952e\u8def\u5f84\uff0c\u8fd9\u6761\u8def\u5f84\u5c31\u662f\u9879\u76ee\u7684\u5de5\u671f\u3002<\/p>\n

\u7cfb\u7edf\u4e00\u6b21\u8c03\u7528\u7684\u54cd\u5e94\u65f6\u95f4\u8ddf\u9879\u76ee\u8ba1\u5212\u4e00\u6837\uff0c\u4e5f\u6709\u4e00\u6761\u5173\u952e\u8def\u5f84\uff0c\u8fd9\u4e2a\u5173\u952e\u8def\u5f84\u662f\u5c31\u662f\u7cfb\u7edf\u5f71\u54cd\u65f6\u95f4\uff1b<\/p>\n

\u5173\u952e\u8def\u5f84\u662f\u6709CPU\u8fd0\u7b97\u3001IO\u3001\u5916\u90e8\u7cfb\u7edf\u54cd\u5e94\u7b49\u7b49\u7ec4\u6210\u3002<\/p>\n

\u4e8c\uff0e\u7cfb\u7edf\u541e\u5410\u91cf\u8bc4\u4f30\uff1a<\/span><\/p>\n

\u6211\u4eec\u5728\u505a\u7cfb\u7edf\u8bbe\u8ba1\u7684\u65f6\u5019\u5c31\u9700\u8981\u8003\u8651CPU\u8fd0\u7b97\u3001IO\u3001\u5916\u90e8\u7cfb\u7edf\u54cd\u5e94\u56e0\u7d20\u9020\u6210\u7684\u5f71\u54cd\u4ee5\u53ca\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u521d\u6b65\u9884\u4f30\u3002<\/p>\n

\u800c\u901a\u5e38\u5883\u51b5\u4e0b\uff0c\u6211\u4eec\u9762\u5bf9\u9700\u6c42\uff0c\u6211\u4eec\u8bc4\u4f30\u51fa\u6765\u7684\u51fa\u6765QPS\u3001\u5e76\u53d1\u6570\u4e4b\u5916\uff0c\u8fd8\u6709\u53e6\u5916\u4e00\u4e2a\u7ef4\u5ea6\uff1a\u65e5PV\u3002<\/p>\n

\u901a\u8fc7\u89c2\u5bdf\u7cfb\u7edf\u7684\u8bbf\u95ee\u65e5\u5fd7\u53d1\u73b0\uff0c\u5728\u7528\u6237\u91cf\u5f88\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u5404\u4e2a\u65f6\u95f4\u5468\u671f\u5185\u7684\u540c\u4e00\u65f6\u95f4\u6bb5\u7684\u8bbf\u95ee\u6d41\u91cf\u51e0\u4e4e\u4e00\u6837\u3002\u6bd4\u5982\u5de5\u4f5c\u65e5\u7684\u6bcf\u5929\u65e9\u4e0a\u3002\u53ea\u8981\u80fd\u62ff\u5230\u65e5\u6d41\u91cf\u56fe\u548cQPS\u6211\u4eec\u5c31\u53ef\u4ee5\u63a8\u7b97\u65e5\u6d41\u91cf\u3002<\/p>\n

\u901a\u5e38\u7684\u6280\u672f\u65b9\u6cd5\uff1a<\/p>\n

        1. \u627e\u51fa\u7cfb\u7edf\u7684\u6700\u9ad8TPS\u548c\u65e5PV\uff0c\u8fd9\u4e24\u4e2a\u8981\u7d20\u6709\u76f8\u5bf9\u6bd4\u8f83\u7a33\u5b9a\u7684\u5173\u7cfb\uff08\u9664\u4e86\u653e\u5047\u3001\u5b63\u8282\u6027\u56e0\u7d20\u5f71\u54cd\u4e4b\u5916\uff09<\/p>\n

        2. \u901a\u8fc7\u538b\u529b\u6d4b\u8bd5\u6216\u8005\u7ecf\u9a8c\u9884\u4f30\uff0c\u5f97\u51fa\u6700\u9ad8TPS\uff0c\u7136\u540e\u8ddf\u8fdb1\u7684\u5173\u7cfb\uff0c\u8ba1\u7b97\u51fa\u7cfb\u7edf\u6700\u9ad8\u7684\u65e5\u541e\u5410\u91cf\u3002B2B\u4e2d\u6587\u548c\u6dd8\u5b9d\u9762\u5bf9\u7684\u5ba2\u6237\u7fa4\u4e0d\u4e00\u6837\uff0c\u8fd9\u4e24\u4e2a\u5ba2\u6237\u7fa4\u7684\u7f51\u7edc\u884c\u4e3a\u4e0d\u5e94\u7528\uff0c\u4ed6\u4eec\u4e4b\u95f4\u7684TPS\u548cPV\u5173\u7cfb\u6bd4\u4f8b\u4e5f\u4e0d\u4e00\u6837\u3002

\n

\nA)\u6dd8\u5b9d<\/span><\/p>\n

\u6dd8\u5b9d\u6d41\u91cf\u56fe\uff1a<\/p>\n

\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\"<\/a><\/p>\n

\u6dd8\u5b9d\u7684TPS\u548cPV\u4e4b\u95f4\u7684\u5173\u7cfb\u901a\u5e38\u4e3a  \u6700\u9ad8TPS\uff1aPV\u5927\u7ea6\u4e3a 1 : 11*3600 \uff08\u76f8\u5f53\u4e8e\u6309\u6700\u9ad8TPS\u8bbf\u95ee11\u4e2a\u5c0f\u65f6\uff0c\u8fd9\u4e2a\u662f\u5546\u54c1\u8be6\u60c5\u7684\u573a\u666f\uff0c\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u4f1a\u6709\u4e00\u4e9b\u4e0d\u540c\uff09<\/p>\n

B) B2B\u4e2d\u6587\u7ad9<\/span><\/p>\n

B2B\u7684TPS\u548cPV\u4e4b\u95f4\u7684\u5173\u7cfb\u4e0d\u540c\u7684\u7cfb\u7edf\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u6bd4\u4f8b\u53d8\u5316\u6bd4\u8f83\u5927\uff0c\u7c97\u7565\u4f30\u8ba1\u57281 : 8\u4e2a\u5c0f\u65f6\u5de6\u53f3\u7684\u5173\u7cfb\uff0809\u5e74\u5bf9offerdetail\u7684\u6d41\u91cf\u5206\u6790\u6570\u636e\uff09\u3002\u65fa\u94fa\u548cofferdetail\u8fd9\u4e24\u4e2a\u6bd4\u4f8b\u76f8\u5dee\u5f88\u5927\uff0c\u53ef\u80fd\u662f\u56e0\u4e3a\u722c\u866b\u6682\u7684\u6bd4\u4f8b\u8f83\u9ad8\u7684\u539f\u56e0\u5bfc\u81f4\u3002<\/p>\n

\u5728\u6dd8\u5b9d\u73af\u5883\u4e0b\uff0c\u5047\u8bbe\u6211\u4eec\u538b\u529b\u6d4b\u8bd5\u51fa\u7684TPS\u4e3a100\uff0c\u90a3\u4e48\u8fd9\u4e2a\u7cfb\u7edf\u7684\u65e5\u541e\u5410\u91cf=100*11*3600=396\u4e07<\/p>\n

\u8fd9\u4e2a\u662f\u5728\u7b80\u5355\uff08\u5355\u4e00url\uff09\u7684\u60c5\u51b5\u4e0b\uff0c\u6709\u4e9b\u9875\u9762\uff0c\u4e00\u4e2a\u9875\u9762\u6709\u591a\u4e2arequest\uff0c\u7cfb\u7edf\u7684\u5b9e\u9645\u541e\u5410\u91cf\u8fd8\u8981\u5c0f\u3002<\/p>\n

\u65e0\u8bba\u6709\u65e0\u601d\u8003\u65f6\u95f4\uff08T_think\uff09\uff0c\u6d4b\u8bd5\u6240\u5f97\u7684TPS\u503c\u548c\u5e76\u53d1\u865a\u62df\u7528\u6237\u6570(U_concurrent)\u3001Loadrunner\u8bfb\u53d6\u7684\u4ea4\u6613\u54cd\u5e94\u65f6\u95f4\uff08T_response\uff09\u4e4b\u95f4\u6709\u4ee5\u4e0b\u5173\u7cfb\uff08\u7a33\u5b9a\u8fd0\u884c\u60c5\u51b5\u4e0b\uff09\uff1a

\nTPS=U_concurrent \/ (T_response+T_think)\u3002<\/p>\n

\u5e76\u53d1\u6570\u3001QPS\u3001\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u4e09\u8005\u4e4b\u95f4\u5173\u7cfb<\/p>\n

\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\"<\/a><\/p>\n

   \u4e0a\u56fe\u6a2a\u5750\u6807\u662f\u5e76\u53d1\u7528\u6237\u6570\u3002\u7eff\u7ebf\u662fCPU\u4f7f\u7528\u7387\uff1b\u7d2b\u7ebf\u662f\u541e\u5410\u91cf\uff0c\u5373QPS\uff1b\u84dd\u7ebf\u662f\u65f6\u5ef6\u3002
\n    \u5f00\u59cb\uff0c\u7cfb\u7edf\u53ea\u6709\u4e00\u4e2a\u7528\u6237\uff0cCPU\u5de5\u4f5c\u80af\u5b9a\u662f\u4e0d\u9971\u5408\u7684\u3002\u4e00\u65b9\u9762\u8be5\u670d\u52a1\u5668\u53ef\u80fd\u6709\u591a\u4e2acpu\uff0c\u4f46\u662f\u53ea\u5904\u7406\u5355\u4e2a\u8fdb\u7a0b\uff0c\u53e6\u4e00\u65b9\u9762\uff0c\u5728\u5904\u7406\u4e00\u4e2a\u8fdb\u7a0b\u4e2d\uff0c\u6709\u4e9b\u9636\u6bb5\u53ef\u80fd\u662fIO\u9636\u6bb5\uff0c\u8fd9\u4e2a\u65f6\u5019\u4f1a\u9020\u6210CPU\u7b49\u5f85\uff0c\u4f46\u662f\u6709\u6ca1\u6709\u5176\u4ed6\u8bf7 \u6c42\u8fdb\u7a0b\u53ef\u4ee5\u88ab\u5904\u7406\uff09\u3002\u968f\u7740\u5e76\u53d1\u7528\u6237\u6570\u7684\u589e\u52a0\uff0cCPU\u5229\u7528\u7387\u4e0a\u5347\uff0cQPS\u76f8\u5e94\u4e5f\u589e\u52a0\uff08\u516c\u5f0f\u4e3aQPS=\u5e76\u53d1\u7528\u6237\u6570\/\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u3002\uff09\u968f\u7740\u5e76\u53d1\u7528\u6237\u6570\u7684\u589e\u52a0\uff0c\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u4e5f\u5728\u589e\u52a0\uff0c\u800c\u4e14\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u7684\u589e\u52a0\u662f\u4e00\u4e2a\u6307\u6570\u589e\u52a0\u66f2\u7ebf\u3002\u800c\u5f53\u5e76\u53d1\u6570\u589e\u52a0\u5230\u5f88\u5927\u65f6\uff0c\u6bcf\u79d2\u949f\u90fd\u4f1a\u6709\u5f88\u591a\u8bf7\u6c42\u9700\u8981\u5904\u7406\uff0c\u4f1a\u9020\u6210\u8fdb\u7a0b\uff08\u7ebf\u7a0b\uff09\u9891\u7e41\u5207\u6362\uff0c\u53cd\u6b63\u771f\u6b63\u7528\u4e8e\u5904\u7406\u8bf7\u6c42\u7684\u65f6\u95f4\u53d8\u5c11\uff0c\u6bcf\u79d2\u80fd\u591f\u5904 \u7406\u7684\u8bf7\u6c42\u6570\u53cd\u800c\u53d8\u5c11\uff0c\u540c\u65f6\u7528\u6237\u7684\u8bf7\u6c42\u7b49\u5f85\u65f6\u95f4\u4e5f\u4f1a\u53d8\u5927\uff0c\u751a\u81f3\u8d85\u8fc7\u7528\u6237\u7684\u5fc3\u7406\u5e95\u7ebf\u3002\n<\/p>\n

\u6765\u6e90\uff1ahttp<\/a>:\/\/www.cnblogs.com<\/a>\/jackei\/<\/p>\n

\u8f6f\u4ef6\u6027\u80fd\u6d4b\u8bd5\u7684\u57fa\u672c\u6982\u5ff5\u548c\u8ba1\u7b97\u516c\u5f0f<\/h3>\n

\u4e00\u3001\u8f6f\u4ef6\u6027\u80fd\u7684\u5173\u6ce8\u70b9<\/span><\/p>\n

\u5bf9\u4e00\u4e2a\u8f6f\u4ef6\u505a\u6027\u80fd\u6d4b\u8bd5\u65f6\u9700\u8981\u5173\u6ce8\u90a3\u4e9b\u6027\u80fd\u5462\uff1f<\/p>\n

\u6211\u4eec\u60f3\u60f3\u5728\u8f6f\u4ef6\u8bbe\u8ba1\u3001\u90e8\u7f72\u3001\u4f7f\u7528\u3001\u7ef4\u62a4\u4e2d\u4e00\u5171\u6709\u54ea\u4e9b\u89d2\u8272\u7684\u53c2\u4e0e\uff0c\u7136\u540e\u518d\u8003\u8651\u8fd9\u4e9b\u89d2\u8272\u5404\u81ea\u5173\u6ce8\u7684\u6027\u80fd\u70b9\u662f\u4ec0\u4e48\uff0c\u4f5c\u4e3a\u4e00\u4e2a\u8f6f\u4ef6\u6027\u80fd\u6d4b\u8bd5\u5de5\u7a0b\u5e08\uff0c\u6211\u4eec\u53c8\u8be5\u5173\u6ce8\u4ec0\u4e48\uff1f<\/p>\n

\u9996\u5148\uff0c\u5f00\u53d1\u8f6f\u4ef6\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u8ba9\u7528\u6237\u4f7f\u7528\uff0c\u6211\u4eec\u5148\u7ad9\u5728\u7528\u6237\u7684\u89d2\u5ea6\u5206\u6790\u4e00\u4e0b\uff0c\u7528\u6237\u9700\u8981\u5173\u6ce8\u54ea\u4e9b\u6027\u80fd\u3002<\/span><\/p>\n

\u5bf9\u4e8e\u7528\u6237\u6765\u8bf4\uff0c\u5f53\u70b9\u51fb\u4e00\u4e2a\u6309\u94ae\u3001\u94fe\u63a5\u6216\u53d1\u51fa\u4e00\u6761\u6307\u4ee4\u5f00\u59cb\uff0c\u5230\u7cfb\u7edf\u628a\u7ed3\u679c\u5df2\u7528\u6237\u611f\u77e5\u7684\u5f62\u5f0f\u5c55\u73b0\u51fa\u6765\u4e3a\u6b62\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u6240\u6d88\u8017\u7684\u65f6\u95f4\u662f\u7528\u6237\u5bf9\u8fd9\u4e2a\u8f6f\u4ef6\u6027\u80fd\u7684\u76f4\u89c2\u5370\u8c61\u3002\u4e5f\u5c31\u662f\u6211\u4eec\u6240\u8bf4\u7684\u54cd\u5e94\u65f6\u95f4\uff0c\u5f53\u76f8\u5e94\u65f6\u95f4\u8f83\u5c0f\u65f6\uff0c\u7528\u6237\u4f53\u9a8c\u662f\u5f88\u597d\u7684\uff0c\u5f53\u7136\u7528\u6237\u4f53\u9a8c\u7684\u54cd\u5e94\u65f6\u95f4\u5305\u62ec\u4e2a\u4eba\u4e3b\u89c2\u56e0\u7d20\u548c\u5ba2\u89c2\u54cd\u5e94\u65f6\u95f4\uff0c\u5728\u8bbe\u8ba1\u8f6f\u4ef6\u65f6\uff0c\u6211\u4eec\u5c31\u9700\u8981\u8003\u8651\u5230\u5982\u4f55\u66f4\u597d\u5730\u7ed3\u5408\u8fd9\u4e24\u90e8\u5206\u8fbe\u5230\u7528\u6237\u6700\u4f73\u7684\u4f53\u9a8c\u3002\u5982\uff1a\u7528\u6237\u5728\u5927\u6570\u636e\u91cf\u67e5\u8be2\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5148\u63d0\u53d6\u51fa\u6765\u7684\u6570\u636e\u5c55\u793a\u7ed9\u7528\u6237\uff0c\u5728\u7528\u6237\u770b\u7684\u8fc7\u7a0b\u4e2d\u7ee7\u7eed\u8fdb\u884c\u6570\u636e\u68c0\u7d22\uff0c\u8fd9\u65f6\u7528\u6237\u5e76\u4e0d\u77e5\u9053\u6211\u4eec\u540e\u53f0\u5728\u505a\u4ec0\u4e48\u3002<\/p>\n

\u7528\u6237\u5173\u6ce8\u7684\u662f\u7528\u6237\u64cd\u4f5c\u7684\u76f8\u5e94\u65f6\u95f4\u3002<\/p>\n

\u5176\u6b21\uff0c\u6211\u4eec\u7ad9\u5728\u7ba1\u7406\u5458\u7684\u89d2\u5ea6\u8003\u8651\u9700\u8981\u5173\u6ce8\u7684\u6027\u80fd\u70b9\u3002<\/span><\/p>\n

1\u3001 \u76f8\u5e94\u65f6\u95f4

\n2\u3001 \u670d\u52a1\u5668\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u662f\u5426\u5408\u7406

\n3\u3001 \u5e94\u7528\u670d\u52a1\u5668\u548c\u6570\u636e\u5e93\u8d44\u6e90\u4f7f\u7528\u662f\u5426\u5408\u7406

\n4\u3001 \u7cfb\u7edf\u80fd\u5426\u5b9e\u73b0\u6269\u5c55

\n5\u3001 \u7cfb\u7edf\u6700\u591a\u652f\u6301\u591a\u5c11\u7528\u6237\u8bbf\u95ee\u3001\u7cfb\u7edf\u6700\u5927\u4e1a\u52a1\u5904\u7406\u91cf\u662f\u591a\u5c11

\n6\u3001 \u7cfb\u7edf\u6027\u80fd\u53ef\u80fd\u5b58\u5728\u7684\u74f6\u9888\u5728\u54ea\u91cc

\n7\u3001 \u66f4\u6362\u90a3\u4e9b\u8bbe\u5907\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd

\n8\u3001 \u7cfb\u7edf\u80fd\u5426\u652f\u63017\u00d724\u5c0f\u65f6\u7684\u4e1a\u52a1\u8bbf\u95ee<\/p>\n

\u518d\u6b21\uff0c\u7ad9\u5728\u5f00\u53d1\uff08\u8bbe\u8ba1\uff09\u4eba\u5458\u89d2\u5ea6\u53bb\u8003\u8651\u3002<\/span><\/p>\n

1\u3001 \u67b6\u6784\u8bbe\u8ba1\u662f\u5426\u5408\u7406

\n2\u3001 \u6570\u636e\u5e93\u8bbe\u8ba1\u662f\u5426\u5408\u7406

\n3\u3001 \u4ee3\u7801\u662f\u5426\u5b58\u5728\u6027\u80fd\u65b9\u9762\u7684\u95ee\u9898

\n4\u3001 \u7cfb\u7edf\u4e2d\u662f\u5426\u6709\u4e0d\u5408\u7406\u7684\u5185\u5b58\u4f7f\u7528\u65b9\u5f0f

\n5\u3001 \u7cfb\u7edf\u4e2d\u662f\u5426\u5b58\u5728\u4e0d\u5408\u7406\u7684\u7ebf\u7a0b\u540c\u6b65\u65b9\u5f0f

\n6\u3001 \u7cfb\u7edf\u4e2d\u662f\u5426\u5b58\u5728\u4e0d\u5408\u7406\u7684\u8d44\u6e90\u7ade\u4e89<\/p>\n

\u90a3\u4e48\u7ad9\u5728\u6027\u80fd\u6d4b\u8bd5\u5de5\u7a0b\u5e08\u7684\u89d2\u5ea6\uff0c\u6211\u4eec\u8981\u5173\u6ce8\u4ec0\u4e48\u5462\uff1f<\/p>\n

\u4e00\u53e5\u8bdd\uff0c\u6211\u4eec\u8981\u5173\u6ce8\u4ee5\u4e0a\u6240\u6709\u7684\u6027\u80fd\u70b9\u3002<\/p>\n

\u4e8c\u3001\u8f6f\u4ef6\u6027\u80fd\u7684\u51e0\u4e2a\u4e3b\u8981\u672f\u8bed<\/span><\/p>\n

1\u3001\u54cd\u5e94\u65f6\u95f4\uff1a\u5bf9\u8bf7\u6c42\u4f5c\u51fa\u54cd\u5e94\u6240\u9700\u8981\u7684\u65f6\u95f4<\/p>\n

\u7f51\u7edc\u4f20\u8f93\u65f6\u95f4\uff1aN1+N2+N3+N4<\/p>\n

\u5e94\u7528\u670d\u52a1\u5668\u5904\u7406\u65f6\u95f4\uff1aA1+A3<\/p>\n

\u6570\u636e\u5e93\u670d\u52a1\u5668\u5904\u7406\u65f6\u95f4\uff1aA2<\/p>\n

\u54cd\u5e94\u65f6\u95f4=N1+N2+N3+N4+A1+A3+A2<\/p>\n

2\u3001\u5e76\u53d1\u7528\u6237\u6570\u7684\u8ba1\u7b97\u516c\u5f0f<\/p>\n

\u7cfb\u7edf\u7528\u6237\u6570\uff1a\u7cfb\u7edf\u989d\u5b9a\u7684\u7528\u6237\u6570\u91cf\uff0c\u5982\u4e00\u4e2aOA\u7cfb\u7edf\uff0c\u53ef\u80fd\u4f7f\u7528\u8be5\u7cfb\u7edf\u7684\u7528\u6237\u603b\u6570\u662f5000\u4e2a\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6570\u91cf\uff0c\u5c31\u662f\u7cfb\u7edf\u7528\u6237\u6570\u3002<\/p>\n

\u540c\u65f6\u5728\u7ebf\u7528\u6237\u6570\uff1a\u5728\u4e00\u5b9a\u7684\u65f6\u95f4\u8303\u56f4\u5185\uff0c\u6700\u5927\u7684\u540c\u65f6\u5728\u7ebf\u7528\u6237\u6570\u91cf\u3002

\n\u540c\u65f6\u5728\u7ebf\u7528\u6237\u6570=\u6bcf\u79d2\u8bf7\u6c42\u6570RPS\uff08\u541e\u5410\u91cf\uff09+\u5e76\u53d1\u8fde\u63a5\u6570+\u5e73\u5747\u7528\u6237\u601d\u8003\u65f6\u95f4<\/p>\n

\u5e73\u5747\u5e76\u53d1\u7528\u6237\u6570\u7684\u8ba1\u7b97\uff1aC=nL \/ T<\/p>\n

\u5176\u4e2dC\u662f\u5e73\u5747\u7684\u5e76\u53d1\u7528\u6237\u6570\uff0cn\u662f\u5e73\u5747\u6bcf\u5929\u8bbf\u95ee\u7528\u6237\u6570\uff08login session\uff09\uff0cL\u662f\u4e00\u5929\u5185\u7528\u6237\u4ece\u767b\u5f55\u5230\u9000\u51fa\u7684\u5e73\u5747\u65f6\u95f4\uff08login session\u7684\u5e73\u5747\u65f6\u95f4\uff09\uff0cT\u662f\u8003\u5bdf\u65f6\u95f4\u957f\u5ea6\uff08\u4e00\u5929\u5185\u591a\u957f\u65f6\u95f4\u6709\u7528\u6237\u4f7f\u7528\u7cfb\u7edf\uff09<\/p>\n

\u5e76\u53d1\u7528\u6237\u6570\u5cf0\u503c\u8ba1\u7b97\uff1aC^\u7ea6\u7b49\u4e8eC + 3*\u6839\u53f7C<\/p>\n

\u5176\u4e2dC^\u662f\u5e76\u53d1\u7528\u6237\u5cf0\u503c\uff0cC\u662f\u5e73\u5747\u5e76\u53d1\u7528\u6237\u6570\uff0c\u8be5\u516c\u5f0f\u9075\u5faa\u6cca\u677e\u5206\u5e03\u7406\u8bba\u3002<\/p>\n

3\u3001\u541e\u5410\u91cf\u7684\u8ba1\u7b97\u516c\u5f0f<\/p>\n

\u6307\u5355\u4f4d\u65f6\u95f4\u5185\u7cfb\u7edf\u5904\u7406\u7528\u6237\u7684\u8bf7\u6c42\u6570<\/p>\n

\u4ece\u4e1a\u52a1\u89d2\u5ea6\u770b\uff0c\u541e\u5410\u91cf\u53ef\u4ee5\u7528\uff1a\u8bf7\u6c42\u6570\/\u79d2\u3001\u9875\u9762\u6570\/\u79d2\u3001\u4eba\u6570\/\u5929\u6216\u5904\u7406\u4e1a\u52a1\u6570\/\u5c0f\u65f6\u7b49\u5355\u4f4d\u6765\u8861\u91cf<\/p>\n

\u4ece\u7f51\u7edc\u89d2\u5ea6\u770b\uff0c\u541e\u5410\u91cf\u53ef\u4ee5\u7528\uff1a\u5b57\u8282\/\u79d2\u6765\u8861\u91cf<\/p>\n

\u5bf9\u4e8e\u4ea4\u4e92\u5f0f\u5e94\u7528\u6765\u8bf4\uff0c\u541e\u5410\u91cf\u6307\u6807\u53cd\u6620\u7684\u662f\u670d\u52a1\u5668\u627f\u53d7\u7684\u538b\u529b\uff0c\u4ed6\u80fd\u591f\u8bf4\u660e\u7cfb\u7edf\u7684\u8d1f\u8f7d\u80fd\u529b<\/p>\n

\u4ee5\u4e0d\u540c\u65b9\u5f0f\u8868\u8fbe\u7684\u541e\u5410\u91cf\u53ef\u4ee5\u8bf4\u660e\u4e0d\u540c\u5c42\u6b21\u7684\u95ee\u9898\uff0c\u4f8b\u5982\uff0c\u4ee5\u5b57\u8282\u6570\/\u79d2\u65b9\u5f0f\u53ef\u4ee5\u8868\u793a\u6570\u8981\u53d7\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u3001\u670d\u52a1\u5668\u67b6\u6784\u3001\u5e94\u7528\u670d\u52a1\u5668\u5236\u7ea6\u7b49\u65b9\u9762\u7684\u74f6\u9888\uff1b\u5df2\u8bf7\u6c42\u6570\/\u79d2\u7684\u65b9\u5f0f\u8868\u793a\u4e3b\u8981\u662f\u53d7\u5e94\u7528\u670d\u52a1\u5668\u548c\u5e94\u7528\u4ee3\u7801\u7684\u5236\u7ea6\u4f53\u73b0\u51fa\u7684\u74f6\u9888\u3002<\/p>\n

\u5f53\u6ca1\u6709\u9047\u5230\u6027\u80fd\u74f6\u9888\u7684\u65f6\u5019\uff0c\u541e\u5410\u91cf\u4e0e\u865a\u62df\u7528\u6237\u6570\u4e4b\u95f4\u5b58\u5728\u4e00\u5b9a\u7684\u8054\u7cfb\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1aF=VU * R \/<\/p>\n

\u5176\u4e2dF\u4e3a\u541e\u5410\u91cf\uff0cVU\u8868\u793a\u865a\u62df\u7528\u6237\u4e2a\u6570\uff0cR\u8868\u793a\u6bcf\u4e2a\u865a\u62df\u7528\u6237\u53d1\u51fa\u7684\u8bf7\u6c42\u6570\uff0cT\u8868\u793a\u6027\u80fd\u6d4b\u8bd5\u6240\u7528\u7684\u65f6\u95f4<\/p>\n

4\u3001\u6027\u80fd\u8ba1\u6570\u5668<\/p>\n

\u662f\u63cf\u8ff0\u670d\u52a1\u5668\u6216\u64cd\u4f5c\u7cfb\u7edf\u6027\u80fd\u7684\u4e00\u4e9b\u6570\u636e\u6307\u6807\uff0c\u5982\u4f7f\u7528\u5185\u5b58\u6570\u3001\u8fdb\u7a0b\u65f6\u95f4\uff0c\u5728\u6027\u80fd\u6d4b\u8bd5\u4e2d\u53d1\u6325\u7740\u201c\u76d1\u63a7\u548c\u5206\u6790\u201d\u7684\u4f5c\u7528\uff0c\u5c24\u5176\u662f\u5728\u5206\u6790\u7edf\u7edf\u53ef\u6269\u5c55\u6027\u3001\u8fdb\u884c\u65b0\u80fd\u74f6\u9888\u5b9a\u4f4d\u65f6\u6709\u7740\u975e\u5e38\u5173\u952e\u7684\u4f5c\u7528\u3002<\/p>\n

\u8d44\u6e90\u5229\u7528\u7387\uff1a\u6307\u7cfb\u7edf\u5404\u79cd\u8d44\u6e90\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u5982cpu\u5360\u7528\u7387\u4e3a68%\uff0c\u5185\u5b58\u5360\u7528\u7387\u4e3a55%\uff0c\u4e00\u822c\u4f7f\u7528\u201c\u8d44\u6e90\u5b9e\u9645\u4f7f\u7528\/\u603b\u7684\u8d44\u6e90\u53ef\u7528\u91cf\u201d\u5f62\u6210\u8d44\u6e90\u5229\u7528\u7387\u3002<\/p>\n

5\u3001\u601d\u8003\u65f6\u95f4\u7684\u8ba1\u7b97\u516c\u5f0f<\/p>\n

Think Time\uff0c\u4ece\u4e1a\u52a1\u89d2\u5ea6\u6765\u770b\uff0c\u8fd9\u4e2a\u65f6\u95f4\u6307\u7528\u6237\u8fdb\u884c\u64cd\u4f5c\u65f6\u6bcf\u4e2a\u8bf7\u6c42\u4e4b\u95f4\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u800c\u5728\u505a\u65b0\u80fd\u6d4b\u8bd5\u65f6\uff0c\u4e3a\u4e86\u6a21\u62df\u8fd9\u6837\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u5f15\u5165\u4e86\u601d\u8003\u65f6\u95f4\u8fd9\u4e2a\u6982\u5ff5\uff0c\u6765\u66f4\u52a0\u771f\u5b9e\u7684\u6a21\u62df\u7528\u6237\u7684\u64cd\u4f5c\u3002<\/p>\n

\u5728\u541e\u5410\u91cf\u8fd9\u4e2a\u516c\u5f0f\u4e2dF=VU * R \/ T\u8bf4\u660e\u541e\u5410\u91cfF\u662fVU\u6570\u91cf\u3001\u6bcf\u4e2a\u7528\u6237\u53d1\u51fa\u7684\u8bf7\u6c42\u6570R\u548c\u65f6\u95f4T\u7684\u51fd\u6570\uff0c\u800c\u5176\u4e2d\u7684R\u53c8\u53ef\u4ee5\u7528\u65f6\u95f4T\u548c\u7528\u6237\u601d\u8003\u65f6\u95f4TS\u6765\u8ba1\u7b97\uff1aR = T \/ TS<\/p>\n

\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e2a\u8ba1\u7b97\u601d\u8003\u65f6\u95f4\u7684\u4e00\u822c\u6b65\u9aa4\uff1a<\/p>\n

A\u3001\u9996\u5148\u8ba1\u7b97\u51fa\u7cfb\u7edf\u7684\u5e76\u53d1\u7528\u6237\u6570<\/p>\n

C=nL \/ T F=R\u00d7C<\/p>\n

B\u3001\u7edf\u8ba1\u51fa\u7cfb\u7edf\u5e73\u5747\u7684\u541e\u5410\u91cf<\/p>\n

F=VU * R \/ T R\u00d7C = VU * R \/ T<\/p>\n

C\u3001\u7edf\u8ba1\u51fa\u5e73\u5747\u6bcf\u4e2a\u7528\u6237\u53d1\u51fa\u7684\u8bf7\u6c42\u6570\u91cf<\/p>\n

R=u*C*T\/VU<\/p>\n

D\u3001\u6839\u636e\u516c\u5f0f\u8ba1\u7b97\u51fa\u601d\u8003\u65f6\u95f4<\/p>\n

TS=T\/R<\/p>\n

 <\/p>\n

\u8f6c\u81ea http:\/\/www.ha97.com\/5095.html<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e00\uff0e\u7cfb\u7edf\u541e\u5ea6\u91cf\u8981\u7d20\uff1a<\/span><\/p>\n

  \u4e00\u4e2a\u7cfb\u7edf\u7684\u541e\u5ea6\u91cf\uff08\u627f\u538b\u80fd\u529b\uff09\u4e0erequest\u5bf9CPU\u7684\u6d88\u8017\u3001\u5916\u90e8\u63a5\u53e3\u3001IO\u7b49\u7b49\u7d27\u5bc6\u5173\u8054\u3002\u5355\u4e2areqeust \u5bf9CPU\u6d88\u8017\u8d8a\u9ad8\uff0c\u5916\u90e8\u7cfb\u7edf\u63a5\u53e3\u3001IO\u5f71\u54cd\u901f\u5ea6\u8d8a\u6162\uff0c\u7cfb\u7edf\u541e\u5410\u80fd\u529b\u8d8a\u4f4e\uff0c\u53cd\u4e4b\u8d8a\u9ad8\u3002<\/span><\/p>\n

\u7cfb\u7edf\u541e\u5410\u91cf\u51e0\u4e2a\u91cd\u8981\u53c2\u6570\uff1aQPS\uff08TPS\uff09\u3001\u5e76\u53d1\u6570\u3001\u54cd\u5e94\u65f6\u95f4<\/p>\n

        QPS\uff08TPS\uff09\uff1a<\/span>\u6bcf\u79d2\u949frequest\/\u4e8b\u52a1 \u6570\u91cf<\/p>\n

        \u5e76\u53d1\u6570\uff1a<\/span> \u7cfb\u7edf\u540c\u65f6\u5904\u7406\u7684request\/...<\/p>\n

\u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[292],"tags":[],"class_list":["post-431","post","type-post","status-publish","format-standard","hentry","category-storage"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=431"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/431\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}